Cita APA (7a ed.)

Mathews, B., & Latourette, K. S. (1960). Forward through the ages (New ed.). Friendship.

Cita Chicago Style (17a ed.)

Mathews, Basil, y Kenneth Scott Latourette. Forward Through the Ages. New ed. New York: Friendship, 1960.

Cita MLA (9a ed.)

Mathews, Basil, y Kenneth Scott Latourette. Forward Through the Ages. New ed. Friendship, 1960.